:root {
    --bg-color: #d43c33;
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-size: 14px;
  }
  
  li {
    list-style-type: none;
  }
  
  .page {
    width: 100vw;
    height: 100vh;
  }
  
  .bg-wrap {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh; 
  }
  
  .page {
    overflow: auto;
    position: relative;
    z-index: 1;
  }
  
  .bg.wrap {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
  }
  
  .bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-position: center;
    background-size: cover;
    filter: blur(20px);
    transform: scale(2);
  }
  
  .bg-mark {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    opacity: 0.2;
  }
  
  .pic-wrap {
    padding-top: 120px;
  }
  
  .pic-circle {
    width: 64vw;
    height: 64vw;
    margin: 0 auto;
    position: relative;
  }
  
  .pic-circle::after {
    content: '';
    position: absolute;
    top: -16vw;
    left: 16vw;
    width: 32vw;
    height: 32vw;
    background: url(https://p5.music.126.net/obj/wonDlsKUwrLClGjCm8Kx/28513977227/139b/06a3/e1e3/929b3b4b49bf5c6ef05c795e9e1f2516.png) no-repeat center;
    background-size: contain;
  }
  
  @keyframes rotate {
    from {
      transform: rotate(0deg);
    }
    to {
      transform: rotate(360deg);
    }
  }
  
  .black-circle {
    width: 100%;
    height: 100%;
    background: url(https://p6.music.126.net/obj/wonDlsKUwrLClGjCm8Kx/28513831157/e8e9/beeb/912c/468bcb523668065ccf6f853c4a084e31.png) no-repeat center;
    background-size: contain;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: rotate 10s linear infinite;
    animation-play-state: paused;
  }
  
  .black-circle .al-img {
    width: 40vw;
    height: 40vw;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    z-index: 1;
  }
  
  .black-circle .al-img img {
    width: 100%;
  }
  
  .black-circle.running {
    animation-play-state: running;
  }
  
  .pic-light {
    width: 100%;
    height: 100%;
    background: url(https://s3.music.126.net/mobile-new/img/disc_light.png?2bb24f3fd11569809b817b4988f12bc7=) no-repeat center;
    background-size: contain;
    position: absolute;
    top: 0;
    left: 0;
  }
  
  .play-btn-wrap {
    width: 40vw;
    height: 40vw;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .play-btn {
    font-size: 40px;
    color: #fff;
  }
  
  .song-info-wrap {
    padding: 5.33333vw;
    display: flex;
    color: #fff;
  }
  
  .song-info {
    flex: 1;
  }
  
  .lyric {
    height: 150px;
    overflow: auto;
    position: relative;
    scroll-behavior: smooth;
  }
  
  .lyric-item {
    line-height: 30px;
    text-align: center;
    color: #ccc;
  }
  
  .lyric-item.active {
    color: #fff;
    font-weight: bold;
    font-size: 18px;
  }
  